Sea to Summit Trek TKIII Down Sleeping Bag -12°C


Regular price$549.99
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The Sea to Summit Trek TKIII Down Sleeping Bag -12°C combines the comfort of a tapered rectangular mummy shape with the versatility of a dual-zip ventilation system, making it the perfect companion for all your adventures. Whether you're trekking, backpacking, travelling, or camping, this sleeping bag will keep you warm and cozy on chilly nights.

The full-length side zipper and secondary foot box zipper allow for increased ventilation or the option to open the bag completely flat like a comforter. The quality down insulation ensures optimal warmth, while the broader mummy cut provides ample room to move inside the bag, accommodating various sleeping positions. For those who prefer extra space, a Regular Wide model is also available.

Lightweight and compact, the Sea to Summit Trek TKIII Down Sleeping Bag -12°C is designed to be your go-to sleeping bag for any outdoor excursion.


  • ULTRA-DRY Down 650+ Loft 85% Down Cluster Premium Duck Down certified Responsible Down Standard (RDS)
  • Full-length YKK® #5 main side zip and foot box zip for superior ventilation and comforter functionality
  • Shaped hood and oversized zipper draft tubes (Trek -12°C includes a draft collar) to seal in warmth and keep cold out
  • Internal pocket for storing phone, GPS, or valuables
  • Includes lightweight Ultra-Sil compression bag and storage cell
  • Can be zipped together with Altitude, Journey, or Venture sleeping bags to form a double sleeping bag
  • Regular size fits up to 183cm Height, Long size fits up to 198cm Height

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